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Computer Hardware

Computer Hardware
Which is the most difficult environmentally to dispose of?

system boards
CRTs
power supplies
hard drives
floppy drives

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Computer Hardware
Missing slot covers on a computer can cause?

None of these
power surges
EMI.
over heat
incomplete path for ESD

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Computer Hardware
What are the IRQ's for sound card?

None of these
IRQ4
IRQ5
IRQ7
IRQ8

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Computer Hardware
Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don't get a beep. What should you check first?

microprocessor
RAM
power supply
speaker
system board

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Computer Hardware
In laser technology, what happens during the transfer stage?

The laser transfers the image from the drum to the paper
The image is transferred from the drum to the paper
Residual toner is transferred to the waste receptacle
None of the listed here

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Computer Hardware
A 25-pin female connector on the back of your computer will typically be:

None of these
A parallel port
Serial port 1
Docking
COM2 port

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